Front Brake Caliper: Inspection
WARNING: This page is about a different car, the 2002 Lincoln LS and 2002 Ford Thunderbird. However, it is still accessible from the selected car via links, so may be relevant.
Remove dirt and debris. Examine pistons for surface irregularities, scoring or wear. Install new pistons if necessary. Clean caliper bores with Brake Parts Cleaner (F6AZ-2C410-AB), or equivalent. If bores are corroded or excessively scored, install new caliper.